Home / 273,414.28-377,315.03-158,719.49

Finding the Fourth Proportional to 273,414.28, 377,315.03 and 158,719.49

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Solution

The fourth proportional to 273,414.28, 377,315.03 and 158,719.49 is: 219,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,414.28 : 377,315.03 = 158,719.49 : x
  2. Step 2: Convert to fraction form
    273,414.28/377,315.03 = 158,719.49/x
  3. Step 3: Cross multiply
    273,414.28x = 377,315.03 × 158,719.49
  4. Step 4: Simplify right side
    273,414.28x = 59,887,249,280.62
  5. Step 5: Solve for x
    x = 59,887,249,280.62/273,414.28
  6. Step 6: Final answer
    x = 219,034.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.